19 U.S.C. § 2701 : US Code - Section 2701: Authority to grant duty-free treatment

Search 19 U.S.C. § 2701 : US Code - Section 2701: Authority to grant duty-free treatment

The President may proclaim duty-free treatment (or other
preferential treatment) for all eligible articles from any
beneficiary country in accordance with the provisions of this
chapter.